/*
 * Licensed to Crate.io GmbH ("Crate") under one or more contributor
 * license agreements.  See the NOTICE file distributed with this work for
 * additional information regarding copyright ownership.  Crate licenses
 * this file to you under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.  You may
 * obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.  See the
 * License for the specific language governing permissions and limitations
 * under the License.
 *
 * However, if you have executed another commercial license agreement
 * with Crate these terms will supersede the license and you may use the
 * software solely pursuant to the terms of the relevant commercial agreement.
 */

package io.crate.expression.operator.all;

import org.apache.lucene.search.Query;

import io.crate.expression.symbol.Function;
import io.crate.expression.symbol.Literal;
import io.crate.lucene.LuceneQueryBuilder;
import io.crate.metadata.Reference;
import io.crate.metadata.functions.BoundSignature;
import io.crate.metadata.functions.Signature;
import io.crate.sql.tree.ComparisonExpression;

public final class AllNeqOperator extends AllOperator<Object> {

    public static final String NAME = OPERATOR_PREFIX + ComparisonExpression.Type.NOT_EQUAL.getValue();

    public AllNeqOperator(Signature signature, BoundSignature boundSignature) {
        super(signature, boundSignature);
    }

    @Override
    boolean matches(Object probe, Object candidate) {
        return leftType.compare(probe, candidate) != 0;
    }

    @Override
    protected Query refMatchesAllArrayLiteral(Function all, Reference probe, Literal<?> literal, LuceneQueryBuilder.Context context) {
        return null;
    }

    @Override
    protected Query literalMatchesAllArrayRef(Function all, Literal<?> probe, Reference candidates, LuceneQueryBuilder.Context context) {
        return null;
    }
}
